Telegraph: Some of Britain’s most common garden birds are laying their eggs earlier because of climate change, an annual survey has revealed. Birds such as the chaffinch and robin are nesting on average a week earlier than they did in the 1960s. The chaffinch (top) is nesting a week earlier but the song thrush (bottom), benefit from wet summers The State of the UK’s Birds shows that in 1966, the average date for chaffinches laying their first egg was May 11 but by 2006 it was May …